120 lines
3.1 KiB
PL/PgSQL
120 lines
3.1 KiB
PL/PgSQL
CREATE OR REPLACE FUNCTION bomqtyreserved (in p_product_id numeric, in p_warehouse_id numeric, in p_locator_id numeric) RETURNS numeric AS
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$BODY$
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DECLARE
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v_Warehouse_ID numeric;
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v_Quantity numeric := 99999; -- unlimited
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v_IsBOM CHAR(1);
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v_IsStocked CHAR(1);
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v_ProductType CHAR(1);
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v_ProductQty numeric;
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v_StdPrecision int;
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bom record;
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BEGIN
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-- Check Parameters
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v_Warehouse_ID := p_Warehouse_ID;
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IF (v_Warehouse_ID IS NULL) THEN
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IF (p_Locator_ID IS NULL) THEN
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RETURN 0;
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ELSE
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SELECT MAX(M_Warehouse_ID) INTO v_Warehouse_ID
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FROM M_LOCATOR
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WHERE M_Locator_ID=p_Locator_ID;
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END IF;
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END IF;
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IF (v_Warehouse_ID IS NULL) THEN
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RETURN 0;
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END IF;
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-- Check, if product exists and if it is stocked
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BEGIN
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SELECT IsBOM, ProductType, IsStocked
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INTO v_IsBOM, v_ProductType, v_IsStocked
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FROM M_PRODUCT
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WHERE M_Product_ID=p_Product_ID;
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--
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EXCEPTION -- not found
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WHEN OTHERS THEN
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RETURN 0;
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END;
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-- No reservation for non-stocked
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IF (v_IsBOM='N' AND (v_ProductType<>'I' OR v_IsStocked='N')) THEN
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RETURN 0;
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-- Stocked item
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ELSIF (v_IsStocked='Y') THEN
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-- Get ProductQty
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SELECT COALESCE(SUM(Qty), 0)
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INTO v_ProductQty
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FROM M_StorageReservation
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WHERE M_Product_ID=p_Product_ID
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AND M_Warehouse_ID=v_Warehouse_ID
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AND IsSOTrx='Y'
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AND IsActive='Y';
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--
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RETURN v_ProductQty;
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END IF;
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-- Go though BOM
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FOR bom IN
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-- Get BOM Product info
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SELECT b.M_ProductBOM_ID, b.BOMQty, p.IsBOM, p.IsStocked, p.ProductType
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FROM M_PRODUCT_BOM b, M_PRODUCT p
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WHERE b.M_ProductBOM_ID=p.M_Product_ID
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AND b.M_Product_ID=p_Product_ID
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AND b.M_ProductBOM_ID != p_Product_ID
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AND p.IsBOM='Y'
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AND p.IsVerified='Y'
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AND b.IsActive='Y'
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LOOP
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-- Stocked Items "leaf node"
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IF (bom.ProductType = 'I' AND bom.IsStocked = 'Y') THEN
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-- Get ProductQty
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SELECT COALESCE(SUM(Qty), 0)
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INTO v_ProductQty
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FROM M_StorageReservation
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WHERE M_Product_ID=bom.M_ProductBOM_ID
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AND M_Warehouse_ID =v_Warehouse_ID
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AND IsSOTrx='Y'
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AND IsActive='Y';
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-- Get Rounding Precision
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SELECT COALESCE(MAX(u.StdPrecision), 0)
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INTO v_StdPrecision
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FROM C_UOM u, M_PRODUCT p
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WHERE u.C_UOM_ID=p.C_UOM_ID AND p.M_Product_ID=bom.M_ProductBOM_ID;
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-- How much can we make with this product
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v_ProductQty := ROUND (v_ProductQty/bom.BOMQty, v_StdPrecision);
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-- How much can we make overall
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IF (v_ProductQty < v_Quantity) THEN
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v_Quantity := v_ProductQty;
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END IF;
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-- Another BOM
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ELSIF (bom.IsBOM = 'Y') THEN
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v_ProductQty := Bomqtyreserved (bom.M_ProductBOM_ID, v_Warehouse_ID, p_Locator_ID);
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-- How much can we make overall
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IF (v_ProductQty < v_Quantity) THEN
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v_Quantity := v_ProductQty;
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END IF;
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END IF;
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END LOOP; -- BOM
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-- Unlimited (e.g. only services)
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IF (v_Quantity = 99999) THEN
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RETURN 0;
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END IF;
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IF (v_Quantity > 0) THEN
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-- Get Rounding Precision for Product
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SELECT COALESCE(MAX(u.StdPrecision), 0)
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INTO v_StdPrecision
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FROM C_UOM u, M_PRODUCT p
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WHERE u.C_UOM_ID=p.C_UOM_ID AND p.M_Product_ID=p_Product_ID;
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--
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RETURN ROUND (v_Quantity, v_StdPrecision);
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END IF;
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RETURN 0;
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END;
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$BODY$
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LANGUAGE plpgsql STABLE;
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